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Contract OI history

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Jan 15, 2027 EXPIRATION

DUOL $230.00 Call

DUOL270115C00230000

Latest saved OI95Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DUOL $230.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 96480 2026-10-09: 96 OI2026-10-13: 96 OI2026-10-14: 96 OI2026-10-15: 95 OI2026-10-16: 95 OI2026-10-21: 95 OI2026-10-23: 95 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

DUOL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing950
Oct 21, 2026950
Oct 16, 2026950
Oct 15, 202695-1
Oct 14, 2026960
Oct 13, 2026960
Oct 09, 202696No prior observation